LOCKS & DAMS

Lock and Dam 11

Lock and Dam 12

Lock and Dam 11

Customer: US Army Corps of Engineers Contract Amount: $15,061,000Location: Dubuque, IAProject Description: On this lock and dam project, the concrete facing of the lock was removed and replaced over a winter shutdown period. Other scopes of work included new mitre gate machinery, a new bubbler system, valve replacemetn and structural repairs.

Lock and Dam 12

Customer: US Army Corps of Engineers Contract Amount: $7,016,000Location: Bellevue, IAProject Description: Civil joined forces with JF Brennen Co. on this multi-year project which included upper guide wall work, machinery replacements, structural repair, and the main winter shutdown to replace the lock wall facing with precast panels.